RT Journal Article SR Electronic T1 Establishing a Virtual Preoperative Evaluation Clinic JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP eS42 OP eS42 VO 76 IS 2 esuppl 1 A1 Corey Zetterman A1 Bobbie J. Sweitzer A1 Ben H. Boedeker YR 2009 UL http://www.ccjm.org/content/76/2_esuppl_1/eS42.abstract AB